Antique radios, Old Time Radios
3A8GT
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Country:
United States of America (USA)
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| Identical to |
3A8GT
= VT-149
= 3A8
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uw)
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| Filament |
Vf 2.8 Volts / If 0.1 Ampere / Direct / Battery = |
| Description |
Glass octal type used as combined detector, af amplifier, and rf amplifier. The 3A8GT is used for battery-operated receivers with either 1.4 (parallel) or 2.8 (series) volt dc filament supplies. Typical operation of triode unit as class A amplifier. Some schematics name it in short 3A8. Therefore we have to list the 3A8 too.
Text in other
languages (may
differ)
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| Tube prices |
4 Tube prices (visible for members
only)
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| Information source |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
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3A8GT: Sylvania Technical Manual
Peter Hoddow
More ...
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Just Qvigstad
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3A8GT: Sylvania Technical Manual
Peter Hoddow
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):10
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